Home / 320,026.38-441,305.64-274,853.94

Finding the Fourth Proportional to 320,026.38, 441,305.64 and 274,853.94

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Solution

The fourth proportional to 320,026.38, 441,305.64 and 274,853.94 is: 379,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,026.38 : 441,305.64 = 274,853.94 : x
  2. Step 2: Convert to fraction form
    320,026.38/441,305.64 = 274,853.94/x
  3. Step 3: Cross multiply
    320,026.38x = 441,305.64 × 274,853.94
  4. Step 4: Simplify right side
    320,026.38x = 121,294,593,898.22
  5. Step 5: Solve for x
    x = 121,294,593,898.22/320,026.38
  6. Step 6: Final answer
    x = 379,014.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.